The objective of the study is to investigate the long-term safety and efficacy of BI 10773 given for 52 weeks as add-on therapy to one oral antidiabetic drug in patients with type 2 diabetes mellitus with insufficient glycaemic control.

Male and female patients, on diet and exercise regimen, who are pre-treated with one of the following oral antidiabetic drugs: sulfonylurea, glinide, biguanide, Alpha-glucosidase inhibitor (a-GI), dipeptidyl peptidase-IV (DPP-IV) inhibitor or thiazolidinedione

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study.
To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below.
For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT01368081